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Properties of water soluble sericin powder used in cosmetics
SUN Dao-quan, ZHUANG Yu, SHENG Jia-yong, XING Tie-ling, CHEN Guo-qiang, XU Jie
2014, 44 (12):
683-687.
doi: 10.13218/j.cnki.csdc.2014.12.152
Water soluble sericin powder product was prepared with sericin solutions obtained from degumming of silk by processing including decolorization,enzymatic hydrolysis,ion exchange purification,concentration,and spray drying et al.Amino acid composition analysis,molecular mass determination,inhibition effect of tyrosinase activity,skin moisturizing as well as hygroscopic performance of the sericin powder product were investigated.Results showed that,the sericin powder product mainly contains 16 kinds of amino acid;sericin powder products with separate molecular mass were suitable for different application fields;when mass fraction of the sericin powder product is 1%,the inhibition ratio on skin melanin achieves 52.39%.Electron microscope observation showed that the sericin powder product displays good nursing and restoring effect on human hair.
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